Pi because pi can be any number, it could be 2 or 1299 or even 1000000 so that is why the answer to your question  Nicolas is pi.
        
             
        
        
        
I’m not sure I’m just guessing but maybe 7x minus 35
        
             
        
        
        
X intercept: (-4,0)
y intercept: (0,1/2)
x-intercept is when y = 0
-x+8(0)=4
-x+0=4
x=-4
y-intercept is when x = 0
-(0)+8y=4
8y=4
y=4/8=1/2